This device is an ultra-miniature balun. The BALF-SPI2-02D3 integrates matching network and harmonics filter. Matching impedance has been customized for the ST S2-LP transceiver. The BALF-SPI2-02D3 uses STMicroelectronics IPD technology on non-conductive glass substrate which optimize RF performance.

The LM4811 is a dual audio power amplifier capable of delivering 105mW per channel of continuous average power into a 16Ω load with 0.1% (THD+N) from a 5V power supply.

Manufactured by maxim integrated, this device is designed to provide a precise, low temperature coefficient voltage division in applications such as instrumentation, communication equipment, and industrial control systems. The MAX5490VC10000+T offers excellent matching between the two resistors, ensuring accurate voltage division and minimal error. Additionally, it has a wide operating voltage range and can operate reliably over a wide temperature range.

XD2B-0507-20A is an Omron connector part number. It is a socket contact for use with Omron's XG4M series of connectors. The XD2B-0507-20A socket contact has a wire size range of 22 to 26 AWG and a rated current of 3 A. It also has a tin-plated finish for protection against corrosion. Overall, the XD2B-0507-20A socket contact is designed for reliable and secure connections within industrial applications.

Desco 19290 Digital Surface Resistor Meter Kit is a tool used in electrostatic discharge (ESD) testing to measure the resistance of surfaces and materials. The kit typically includes a meter, test leads, and electrodes for measuring surface resistance, volume resistance, and point-to-point resistance. This type of equipment is commonly used in industries such as electronics manufacturing, where ESD can cause damage to sensitive components.

UA79M05CKCS is a negative 5-volt regulator produced by Texas Instruments and is a substitute for the L78 series regulators. It uses a 3-pin TO-220 package and can operate within an input voltage range of 7V to 35V, with a maximum output current of 500mA. Additionally, UA79M05CKCS also has overheat protection and overload protection functions to ensure its safety performance.